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SourceVuSTM32 Libraries and SamplesLwIPip4_addr_netmask_valid()

ip4_addr_netmask_valid() function

Checks if a netmask is valid (starting with ones, then only zeros)

Syntax

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Summary

Declaration

Definition

from ip4_addr.h:154

u8_t ip4_addr_netmask_valid(u32_t netmask);

Implemented in ip4_addr.c:92

Arguments

Argument

Description

netmask

the IPv4 netmask to check (in network byte order!)

Return value

1 if the netmask is valid, 0 if it is not

Examples

References

from examples